From Greek: para allelois beside one another. Lines are parallel if they lie in the same plane, and are the same distance apart over their entire length. Try this Drag any orange dot at the points P or Q. As the line PQ moves, the line RS will remain parallel to it. Parallel lines remain the same distance apart over their entire length.
It is important to know whether the cancer has got into the lymph glands because they are one of the main mechanisms by which the cancer can spread to other parts of the body. As long as the spread is just to the lymph glands near to the colon then this would indicate Stage 3 cancer.
Relax-your doctor is just being thorough. It can mean any number of things. You might have swollen lymph nodes because your body is fighting an infection, such as strep throat, or a lung infection. It is very unlikely it is cancer. Lymph nodes swell whenever the body aquires an infection as a type of defense mechanism.Lymph nodes also swell when you have lymphoma, a type of cancer. In your case the doctor has probably ordered blood tests as a precaution. I am glad that you went to the doctor and got your blood work done.elax-your doctor is just being thorough. It can mean any number of things. You might have swollen lymph nodes because your body is fighting an infection, such as strep throat, or a lung infection. It is very unlikely it is cancer. Lymph nodes swell whenever the body aquires an infection as a type of defense mechanism.